<template>
  <div class="register-container">
    <!-- 注册内容 -->
    <div class="register">
      <h3>
        注册新用户
        <span class="go">
          我有账号，去
          <router-link to="/login">登陆</router-link>
        </span>
      </h3>
      <!-- 
        handleSubmit 会校验表单的方法
       -->
      <ValidationObserver v-slot="{ handleSubmit }">
        <form @submit.prevent="handleSubmit(submit)">
          <ValidationProvider
            class="content"
            rules="phone|phoneRequired"
            v-slot="{ errors }"
            tag="div"
            mode="lazy"
          >
            <label>手机号:</label>
            <input
              type="text"
              placeholder="请输入你的手机号"
              v-model="user.phone"
            />
            <span class="error-msg">{{ errors[0] }}</span>
          </ValidationProvider>
          <ValidationProvider
            class="content"
            rules="code|codeRequired"
            v-slot="{ errors }"
            tag="div"
            mode="lazy"
          >
            <label>验证码:</label>
            <input type="text" placeholder="请输入验证码" v-model="user.code" />
            <span class="disabled" v-if="isSendCode">还剩{{ time }}s</span>
            <span :class="{ disabled }" @click="sendCode" v-else>
              发送验证码
            </span>
            <span class="error-msg">{{ errors[0] }}</span>
          </ValidationProvider>
          <ValidationProvider
            class="content"
            rules="password|passwordRequired"
            v-slot="{ errors }"
            tag="div"
            mode="lazy"
          >
            <label>登录密码:</label>
            <input
              type="text"
              placeholder="请输入你的登录密码"
              v-model="user.password"
            />
            <span class="error-msg">{{ errors[0] }}</span>
          </ValidationProvider>
          <ValidationProvider
            class="content"
            :rules="`rePassword:${user.password}|rePasswordRequired`"
            v-slot="{ errors }"
            tag="div"
            mode="lazy"
          >
            <label>确认密码:</label>
            <input
              type="text"
              placeholder="请输入确认密码"
              v-model="user.rePassword"
            />
            <span class="error-msg">{{ errors[0] }}</span>
          </ValidationProvider>
          <ValidationProvider
            rules="verify"
            v-slot="{ errors }"
            tag="div"
            mode="lazy"
            class="controls"
          >
            <input name="m1" type="checkbox" v-model="user.isVerify" />
            <span>同意协议并注册《尚品汇用户协议》</span>
            <span class="error-msg">{{ errors[0] }}</span>
          </ValidationProvider>
          <div class="btn">
            <button>完成注册</button>
          </div>
        </form>
      </ValidationObserver>
    </div>

    <!-- 底部 -->
    <div class="copyright">
      <ul>
        <li>关于我们</li>
        <li>联系我们</li>
        <li>联系客服</li>
        <li>商家入驻</li>
        <li>营销中心</li>
        <li>手机尚品汇</li>
        <li>销售联盟</li>
        <li>尚品汇社区</li>
      </ul>
      <div class="address">地址：北京市昌平区宏福科技园综合楼6层</div>
      <div class="beian">京ICP备19006430号</div>
    </div>
  </div>
</template>

<script>
import { ValidationObserver, ValidationProvider, extend } from "vee-validate";
import { required } from "vee-validate/dist/rules";
import { reqSendCode, reqRegister } from "@/api/user";
import { phoneReg } from "@/utils/rules";
/*
  1. 文档 https://vee-validate.logaretm.com/v3/guide/forms.html#validate-before-submit
  2. 下载
    npm i vee-validate
  3. 使用
    - 定义表单验证规则
      extend("phoneRequired", {
        ...required,
        message: "请输入手机号",
      });
    - 使用
      <ValidationObserver v-slot="{ handleSubmit }">
        <form @submit.prevent="handleSubmit(submit)">
          <ValidationProvider
            class="content"
            rules="表单规则"
            v-slot="{ errors }"
            tag="div"
            mode="lazy"
          >
            表单项。。。
          </ValidationProvider>
        </form>
      </ValidationObserver>
  4. 属性
    rules 表单验证规则
    tag 生成的DOM元素
    mode="lazy" 失去焦点验证表单
*/

// 定义表单验证的规则
extend("verify", {
  ...required,
  validate(val) {
    return val;
  },
  message: "请同意用户协议",
});

extend("codeRequired", {
  ...required,
  message: "请输入验证码",
});

const codeReg = /^[0-9]{6}$/;

extend("code", {
  validate(val) {
    // val就是表单项的值
    // 返回true，代表校验通过
    return codeReg.test(val);
  },
  message: "验证码不合法",
});

extend("rePasswordRequired", {
  ...required,
  message: "请输入确认密码",
});

extend("rePassword", {
  validate(val, { password }) {
    // val就是表单项的值
    // 返回true，代表校验通过
    return val === password;
  },
  message: "两次密码输入不一致",
  params: ["password"],
});

export default {
  name: "Register",
  components: {
    ValidationObserver,
    ValidationProvider,
  },
  data() {
    return {
      user: {
        phone: "",
        code: "",
        password: "",
        rePassword: "",
        isVerify: false,
      },
      time: 60,
      isSendCode: false,
    };
  },
  beforeDestroy() {
    clearInterval(this.timer);
  },
  methods: {
    async submit() {
      const { phone, code, password } = this.user;
      await reqRegister({ phone, code, password });
      this.$router.push("/login");
    },
    async sendCode() {
      if (this.disabled) return;

      this.isSendCode = true;
      const timer = setInterval(() => {
        if (this.time <= 1) {
          clearInterval(timer);
          this.time = 60;
          this.isSendCode = false;
          return;
        }
        this.time--;
      }, 1000);
      this.timer = timer;
      // 发送验证码
      const code = await reqSendCode(this.user.phone);
      console.log(code);
    },
  },
  computed: {
    disabled() {
      return !phoneReg.test(this.user.phone);
    },
  },
};
</script>

<style lang="less" scoped>
.register-container {
  .register {
    width: 1200px;
    height: 445px;
    border: 1px solid rgb(223, 223, 223);
    margin: 0 auto;

    h3 {
      background: #ececec;
      margin: 0;
      padding: 6px 15px;
      color: #333;
      border-bottom: 1px solid #dfdfdf;
      font-size: 20.04px;
      line-height: 30.06px;

      span {
        font-size: 14px;
        float: right;

        a {
          color: #e1251b;
        }
      }
    }

    div:nth-of-type(1) {
      margin-top: 40px;
    }

    .content {
      padding-left: 390px;
      margin-bottom: 18px;
      position: relative;

      label {
        font-size: 14px;
        width: 96px;
        text-align: right;
        display: inline-block;
      }

      input {
        width: 270px;
        height: 38px;
        padding-left: 8px;
        box-sizing: border-box;
        margin-left: 5px;
        outline: none;
        border: 1px solid #999;
      }

      img {
        vertical-align: sub;
      }

      .error-msg {
        position: absolute;
        top: 100%;
        left: 495px;
        color: red;
      }
    }

    .controls {
      text-align: center;
      position: relative;

      input {
        vertical-align: middle;
      }

      .error-msg {
        position: absolute;
        top: 100%;
        left: 495px;
        color: red;
      }
    }

    .btn {
      text-align: center;
      line-height: 36px;
      margin: 17px 0 0 55px;

      button {
        outline: none;
        width: 270px;
        height: 36px;
        background: #e1251b;
        color: #fff !important;
        display: inline-block;
        font-size: 16px;
      }
    }
  }

  .copyright {
    width: 1200px;
    margin: 0 auto;
    text-align: center;
    line-height: 24px;

    ul {
      li {
        display: inline-block;
        border-right: 1px solid #e4e4e4;
        padding: 0 20px;
        margin: 15px 0;
      }
    }
  }
}

.disabled {
  color: #dfdfdf;
}
</style>
